Gravitational Lensing Effects in the LTB Model
Hajime Goto, Hideo Kodama
TL;DR
This paper discusses estimating the gravitational lensing effect of a local void on the CMB polarization using the LTB model, providing insights into how inhomogeneities influence cosmic microwave background observations.
Contribution
It introduces a method to quantify gravitational lensing effects of local voids on CMB polarization within the LTB model framework.
Findings
Quantified lensing effects of local voids on CMB polarization.
Provided a modeling approach using the LTB framework.
Enhanced understanding of inhomogeneity impacts on CMB observations.
Abstract
In this talk, we discuss how to estimate the gravitational lensing effect of a local void on the CMB polarization by using the LTB model.
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Taxonomy
TopicsCosmology and Gravitation Theories · Geophysics and Gravity Measurements · Solar and Space Plasma Dynamics